(A), the product featuresThe product anti-surge performance,Fuse consistency is good, small size, easy to install,Safe and reliable,Widely used in electric light source,Switching power supply,Chargers and household appliances and other electronic equipment.

(B), Dimensions

Model number

rated power
W

Dimensions (mm)

Paint the root length *（mm）

Dmax

Lmax

H±1

d±0.05

RXF

0.25、0.5S

3.0

7.0

60～70

0.38～0.45

≤1

0.5、1S

4.0

11

60～95

0.43～0.60

≤1.5

1、2S

5.0

12

60～70

0.54～0.72

2、3S

6.0

16

60～80

0.60～0.72

(C), the technical noteGeneral data1, the nominal resistance to allow deviation: ± 5%, ± 10%2, climate categories: 55/155/213, low pressure: 8.5kpa4, stability level: 5%5, the resistance change limit:5.1 Long-term test: ± (5% R + 0.1Ω)5.2 Short-term test: ± (1% R + 0.05Ω)6, the temperature coefficient: ± 350 * 10-6 / ℃7, rated current: I2 (A) = P (W) / R (Ω)8, lower power curve shown in Figure 2:Note: The rated power is the maximum temperature at 70 ℃ continuous operation,More than 70 ℃ when the curve by power consumption.9, fusing characteristicsDefinition: When a specified overload is applied to the resistor,Resistance significantly increased;So that the current flowing through the resistor to the initial experimental current of less than 1/50 is called fuse.The time required for a resistor from a specified overload to a blow-out time is called the blow-out time.This performance is known as fusing.Requirements: Under the specified current overload rating overload conditions, Fusing time should meet the following table;

table 3

Rated current magnification (times)

Fusing time（S）

0.25W

R＜1Ω：6 R≥1Ω：8

≤30

0.5～3W

R＜1Ω：5 R≥1Ω：6

≤30

Note: The fuse time can be made according to user requirements

10, impact resistanceClose the switch K according to Fig. 3,Open the switch K2, according to 1S-1S off requirements,K1 will be repeated on-off 30 times,The test resistance shall not be open.

The test samples were installed in the 25± 3mm, applying 5 "FONT-SIZE: 12pt", 10 "FONT-SIZE: 12pt", 16 rated power consumption load, duration of 5min< span style= "FONT-SIZE: 12pt" > or to the resistor into open check。

The screen cylinder misfire

13、Braid type and size as shown in Figure 4, table5：

Taping Specifications

Dimensions (㎜)

U

W

P

L1-L2

T

Z

R

t

S

T26

38±1

26±0.5

5±0.5

＜0.5

6±0.1

≤1

0

≥3.2

＜0.8

T52

64±2

52±1

＜1

T63

75±2

63±1

≤1,2

75±2

63±1

10±0.5

T72

84±2

72±2

5±0.5

＜1.2

84±2

72±2

10±0.5

14, casing product style and size shown in Figure 5, Table 6

Shape

Dimensions (㎜)

H±1

H1±1.5

H2±1.5

h≤ h (1±5%）

h1±2

h2±2

TA type

70

20

20

50

10

10

TB type

80

5

25

40

10

30

Note: 1, the exposed parts of the wire ≤ 5 mm, the tolerance is +2 / -1 mm,
2, casing size can be made according to customer requirements

15、Forming and dimension drawing

Shape

Size（㎜）

P±0.5

H±1

h±1

Note：

Shape and size can be produced according to customer requirements

n Type

5

4

10

4

B Type

5

4.5

10

4.5

L Type

10

4.5

12

4.5

16、Specification name specification (cases）

17、Resistance color ring logo map

Color

Color

First digital

First digit

Second digitalSecond digit

Third digital

Third digit

Multiplier

Malutiplier

Error rateTolerance

BlackBlack

0

0

0

100

—

BrownBrown

1

1

1

101

±1

红Red

2

2

2

102

±2

OrangeOrange

3

3

3

103

—

HuangYellow

4

4

4

104

—

GreenGreen

5

5

5

105

±0.5

BlueBlue

6

6

6

106

±0.25

PurpleViolet

7

7

7

107

±0.1

AshGray

8

8

8

108

—

白White

9

9

9

109

—

Gold Gold

—

—

—

10-1

±5

SilverSilver

—

—

—

10-2

±10

no Plain

—

—

—

—

±20

Product description

● product introduction: fuse resistor (also called insurance resistor, Wirewound resistors, Wirewound resistors, fuse resistance), is a new type of special element has a dual role of resistor and fuse. It with the letter &ldquo in the circuit; RF” or “ R”